2540003313 has 8 divisors (see below), whose sum is σ = 3393460000. Its totient is φ = 1689941088.

The previous prime is 2540003287. The next prime is 2540003317. The reversal of 2540003313 is 3133000452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2540003313 - 2¹⁷ = 2539872241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2540003313.

It is not an unprimeable number, because it can be changed into a prime (2540003317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 846868 + ... + 849861.

It is an arithmetic number, because the mean of its divisors is an integer number (424182500).

Almost surely, 2^2540003313 is an apocalyptic number.

It is an amenable number.

2540003313 is a deficient number, since it is larger than the sum of its proper divisors (853456687).

2540003313 is a wasteful number, since it uses less digits than its factorization.

2540003313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1697231.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 2540003313 is about 50398.4455415046. The cubic root of 2540003313 is about 1364.4095829758.

Adding to 2540003313 its reverse (3133000452), we get a palindrome (5673003765).

The spelling of 2540003313 in words is "two billion, five hundred forty million, three thousand, three hundred thirteen".